// ==UserScript==
// @name 我现在、马上、立刻要看到原图
// @version 1.0.0-alpha
// @description 将一些网站的网页上的图片尽可能地替换为原图（注意流量消耗）
// @author Gzombie
// @namespace https://gzom.cc
// @match https://*.tumblr.com/*
// @match https://*.bilibili.com/*
// @match https://*.soundcloud.com/*
// @match https://*.twitter.com/*
// @grant unsafeWindow
// @grant GM_getValue
// @grant GM_setValue
// @license MIT
// @downloadURL none
// ==/UserScript==

(function() {
    'use strict';

    function setOriginalSizeAndReplaceImage(image, newImageUrl) {
        const originalWidth = image.offsetWidth;
        image.setAttribute('src', newImageUrl);
        image.style.width = originalWidth + 'px';
    }
    function setOriginalSizeAndReplaceImage2(image, newImageUrl) {
        const originalWidth = image.offsetWidth;
        image.setAttribute('srcset', newImageUrl);
        image.style.width = originalWidth + 'px';
    }

    function Tumblr() {
        const imagesWithSrcset = document.querySelectorAll('img[srcset]');
        imagesWithSrcset.forEach(function(image) {
            const srcset = image.getAttribute('srcset');
            const srcsetArray = srcset.split(', ');
            let maxWidth = 0;
            let maxImageURL = '';
            srcsetArray.forEach(function(item) {
                const [imageUrl, widthDescriptor] = item.split(' ');
                if (widthDescriptor && widthDescriptor.trim() !== '') {
                    const width = parseInt(widthDescriptor.replace(/\D/g, ''));
                    if (width > maxWidth) {
                        maxWidth = width;
                        maxImageURL = imageUrl;
                    }
                }
            });
            maxImageURL = maxImageURL.replace(/\.pnj$/, '.png');
            setOriginalSizeAndReplaceImage(image, maxImageURL);
            image.removeAttribute('srcset');
        });
    }

    function Bilibili() {
        const images = Array.from(document.querySelectorAll('img[src], source[srcset]'));
        images.forEach(function(image) {
        if (image.tagName === 'IMG') {
            let src = image.getAttribute('src');
            if (src) {
                src = src.replace(/\.(png|jpg|jpeg|gif|bmp|webp)@.*$/, '.$1');
                setOriginalSizeAndReplaceImage(image, src);
            }
        } else if (image.tagName === 'SOURCE') {
            let srcset = image.getAttribute('srcset');
            if (srcset) {
                srcset = srcset.replace(/\.(png|jpg|jpeg|gif|bmp|webp)@.*$/, '.$1');
                setOriginalSizeAndReplaceImage2(image, srcset);
            }
        }
        });
    }

    function SoundCloud() {
        const spanElements = document.querySelectorAll('span[style*="background-image"]');
        spanElements.forEach(function(span) {
            const style = span.getAttribute('style');
            const backgroundImageURL = style.match(/url\("([^"]+)"\)/);
            if (backgroundImageURL && backgroundImageURL[1]) {
                let imageURL = backgroundImageURL[1];
                imageURL = imageURL.replace(/t\d+x\d+/, 'original');
                const imgElement = document.createElement('img');
                imgElement.setAttribute('src', imageURL);
                for (const attr of span.attributes) {
                    imgElement.setAttribute(attr.name, attr.value);
                }
                imgElement.removeAttribute('style');
                imgElement.style.height = '100%';
                imgElement.style.width = '100%';
                span.parentNode.replaceChild(imgElement, span);
            }
        });
    }

function Twitter() {
    const elements = document.querySelectorAll('div[style*="background-image"], img[src*="_"], img[src*="format=jpg&name="]');
    elements.forEach(function(element) {
        if (element.tagName === 'DIV') {
            const style = element.getAttribute('style');
            const backgroundImageURL = style.match(/url\("([^"]+)"\)/);
            if (backgroundImageURL && backgroundImageURL[1]) {
                let imageURL = backgroundImageURL[1];

                // Apply URL replacement based on the specific condition
                if (imageURL.includes('_')) {
                    imageURL = imageURL.replace(/(_\d+x\d+\.)(\/|_*\.)/, '.');
                }
                if (imageURL.includes('&name=')) {
                    imageURL = imageURL.replace(/(?<=&name=).+/, 'orig');
                }

                const imgElement = document.createElement('img');
                imgElement.setAttribute('src', imageURL);
                for (const attr of element.attributes) {
                    imgElement.setAttribute(attr.name, attr.value);
                }
                imgElement.removeAttribute('style');
                element.parentNode.replaceChild(imgElement, element);
            }
        } else if (element.tagName === 'IMG') {
            let imageURL = element.getAttribute('src');

            // Apply URL replacement based on the specific condition
            if (imageURL.includes('_')) {
                imageURL = imageURL.replace(/(_\d+x\d+\.|_*\.)/g, '.');
            }
            if (imageURL.includes('&name=')) {
                imageURL = imageURL.replace(/(?<=&name=).+/, 'orig');
            }

            setOriginalSizeAndReplaceImage(element, imageURL);
        }
    });
}

    var styleElement = document.createElement('style');
    styleElement.innerHTML = `
        .sidebar {
            position: fixed;
            top: 0;
            left: 0;
            height: 50px;
            width: 10px;
            background-color: #f0f0f0;
            padding: 20px;
            box-shadow: 0px 0px 5px rgba(0, 0, 0, 0.2);
            transition: width 0.3s ease,height 0.2s ease;
            border: #f0f0f0 4px solid;
            border-radius: 0px 0px 4px 0px;
            color: #000;
            z-index: 999999;
        }

        .sidebar:hover {
            width: 200px;
            height: 150px;
        }

        .sidebar:hover .controls {
            display: flow;
            text-align: center;
            flex-direction: column;
            align-items: center;
            gap: 10px;
        }

        .controls {
            display: none;
        }
        .controls button {
            background-color: #00cccc;
            color: #fff;
            padding: 10px 20px;
            border: none;
            border-radius: 5px;
            cursor: pointer;
        }
    `;

    var sidebarElement = document.createElement('div');
    sidebarElement.classList.add('sidebar');
    sidebarElement.innerHTML = `
        <h3 style="text-align: center;">图</h3><br>
        <div class="controls">
            <labal for="autoConvert">自动转换</labal><input type="checkbox" id="autoConvert" />
            <button id="Convert">现在要原图！</button>
        </div>
    `;
    if (window.self === window.top) {
    document.head.appendChild(styleElement);
    document.body.appendChild(sidebarElement);
    }


    var autoConvertCheckbox = document.getElementById('autoConvert');
    var isContinuedOrig = 0;
    var tumblrInterval, bilibiliInterval, soundCloudInterval, twitterInterval, twitter1Interval, deviantartInterval;


    var storedValue = localStorage.getItem('isContinuedOrig');
    if (storedValue !== null) {
        isContinuedOrig = parseInt(storedValue, 10);
        autoConvertCheckbox.checked = (isContinuedOrig === 1);
    }

    function startMonitoring() {
        tumblrInterval = setInterval(Tumblr, 1000);
        bilibiliInterval = setInterval(Bilibili, 1000);
        soundCloudInterval = setInterval(SoundCloud, 1000);
        twitterInterval = setInterval(Twitter, 1000);
    }

    function stopMonitoring() {
        clearInterval(tumblrInterval);
        clearInterval(bilibiliInterval);
        clearInterval(soundCloudInterval);
        clearInterval(twitterInterval);
        clearInterval(twitter1Interval);
    }


    autoConvertCheckbox.addEventListener('change', function() {
        if (autoConvertCheckbox.checked) {
            isContinuedOrig = 1;
            startMonitoring();
        } else {
            isContinuedOrig = 0;
            stopMonitoring();
        }

        localStorage.setItem('isContinuedOrig', isContinuedOrig.toString());
        console.log('isContinuedOrig Value: ' + isContinuedOrig);
    });

    if (isContinuedOrig === 1) {
        startMonitoring();
    }

    var convertButton = document.getElementById('Convert');
    if (convertButton) {
        convertButton.addEventListener('click', function() {
            Tumblr();
            Bilibili();
            SoundCloud();
            Twitter();
        });
    }

})();